Week 2 introduction2

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término English
definición English

What are guards?
empezar lección
Guards are Boolean expression used in function definitions to givealternative results dependent on the parameter values

Haskal contains guards and what other simmilar function?
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if... then... else...

how is a guard denoted?
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maxThree: Int -> Int -> Int -> IntmaxThree x y z| x >= y && x >= z = x| y >= z = y| otherwise = z

how are local definitions denoted?
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the keyword "where" eg where /n dxSq = (x1 - x2)ˆ2 /n dySq = (y1 - y2)ˆ2

CAn local definitions be used outside of the function they are defined in?
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Local definitions can only be used within the functions that theyare defined; they are “hidden” from the rest of the program.

Local definitions can be used as function parameters true or false?
empezar lección
true


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